Borah Peak

Idaho Class 4 Lost River Range
Borah Peak summit landscape
Rank 27

Elevation landscape

12,668 ft

Prominence height

5,982 ft

Difficulty signal_cellular_alt

Class 4

Est. Time schedule

1 day

Distance route

7 miles round-trip

Vert Gain trending_up

5,300 ft

Borah Peak (Lost River Range) is most commonly climbed via the Southwest Ridge (Chicken-out Ridge). Rated 6/10 difficulty, the standard ascent typically takes 1 day, covering roughly 7 miles with 5,300 feet of vertical gain. The summit stands at 12,668 ft with 5,982 ft of clean prominence — among the most topographically significant peaks in the lower 48.

Recommended Route

Southwest Ridge (Chicken-out Ridge)

Permits & Camping

Climbing Permits

No special climbing permit is required for Borah Peak, though wilderness or park entry fees may apply. Peak season runs June-September.

Season & Access

Permit details pending editorial review

Safety Information

Technical Requirements

  • Exposed Rock Climbing
  • Altitude Acclimatization
  • Alpine Start

Known Hazards

  • Altitude Sickness
  • Class 4 Climbing
  • Exposure
  • Rockfall
  • Hypothermia

Data source: PeakList.org (elevation, prominence); PeakBagger/SummitPost (route, class, hazards, permits)

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